Non-circular CBCT orbit design and realization on a clinical robotic C-arm for metal artifact reduction. - Yiqun Ma; Grace J. Gang; Tina Ehtiati; Tess Reynolds; Tom Russ; Wenying Wang; Clifford R. Weiss; Nicholas Theodore; Kelvin Hong; Jeffrey H. Siewerdsen; J. Webster Stayman (Image-Guided Procedures, 2022)